1. Ak-Kim
2. Alpha Chemika
3. Balaji Amines Ltd.
4. BASF SE
5. Chemanol
6. Eastman Chemical Company
7. Echemi Holding Company Limited
8. Emco Dyestuff Pvt. Ltd.
9. Helm AG
10. Imperial Chemical Corporations
11. Jiutian Chemical Group Limited
12. Johnson Matthey Plc
13. Luxi Group
14. Merck KGaA
15. Mitsubishi Gas Chemical Company Inc
16. Shandong Hualu-Hengsheng Chemical Co. Ltd.